Hss Drill Bit Set 13Pcs 1.5-6.5Mm Mutian High-Speed Steel (HSS) Drill Bit Set designed for precise drilling in metal, wood, and plastic materials. Durable and heat-resistant for long-lasting performance. Specifications -Material: High-Speed Steel (HSS) -Sizes: 1.5mm to 6.5mm Pieces: 13 pieces -Type: Spiral twist bits -Suitable for: Metal, wood, and plastic drilling -Finish: Titanium-coated for durability -Perfect for: DIY, workshop, and professional use.